Exterior, Wood Siding Material, Cabin Building Type, and Glass Siding Material Maritime pines from the Landes Forest compose the exterior wood cladding of each hut and purposefully form the incredible views outward to the lake. The wood frame segues into an angular, butterfly roof that collects and directs rainwater back into the lake. Furthermore, it provides shading where full-height windows open into the living space. By orienting each hut in the same direction, the architects create a sense of isolation within the wood enclosure.   Photo 4 of 10 in Harmonizing With Nature, These Eco-Huts Offer Respite in the Heart of France